.A study of long term phone calls made from general electricss corporate headquarters in fairfeild, conneticuit, revealed the length of…
.A study of long term phone calls made from general electricss corporate headquarters in fairfeild, conneticuit, revealed the length of the calls, in minutes follows the normal probability distribution. the mean length of time per call was 4.2 minutes and the standard deviation was .60 minutes. a. what fraction of calls last between 4.2 and […]
